package com.book.Servlet.manager;

import com.book.service.BookService;
import com.book.service.Impl.BookServiceImpl;
import com.book.utils.ThymeleafUtil;
import org.thymeleaf.context.Context;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@WebServlet("/addLend")
public class AddLendServlet extends HttpServlet {
    BookService service;
    @Override
    public void init() throws ServletException {
        service = new BookServiceImpl();
    }

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        resp.setContentType("text/html;charset=UTF-8");
        Context context = new Context();
        context.setVariable("bookList", service.getActiveBookList());
        context.setVariable("studentList", service.getStudentList());
        ThymeleafUtil.process("addLend.html", context, resp.getWriter());
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        resp.setContentType("text/html;charset=UTF-8");
        int s_id = Integer.parseInt(req.getParameter("student"));
        int b_id = Integer.parseInt(req.getParameter("book"));
        service.addLend(s_id, b_id);
        resp.sendRedirect("index");
    }
}
